2 * Copyright (C) 2005-2006 Atmel Corporation
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/clk.h>
11 #include <asm/arch/hmatrix.h>
12 #include <asm/arch/mmu.h>
13 #include <asm/arch/portmux.h>
16 DECLARE_GLOBAL_DATA_PTR
;
18 struct mmu_vm_range mmu_vmr_table
[CONFIG_SYS_NR_VM_REGIONS
] = {
20 .virt_pgno
= CONFIG_SYS_FLASH_BASE
>> MMU_PAGE_SHIFT
,
21 .nr_pages
= CONFIG_SYS_FLASH_SIZE
>> MMU_PAGE_SHIFT
,
22 .phys
= (CONFIG_SYS_FLASH_BASE
>> MMU_PAGE_SHIFT
)
25 .virt_pgno
= CONFIG_SYS_SDRAM_BASE
>> MMU_PAGE_SHIFT
,
26 .nr_pages
= EBI_SDRAM_SIZE
>> MMU_PAGE_SHIFT
,
27 .phys
= (CONFIG_SYS_SDRAM_BASE
>> MMU_PAGE_SHIFT
)
28 | MMU_VMR_CACHE_WRBACK
,
32 static const struct sdram_config sdram_config
= {
33 #if defined(CONFIG_ATSTK1006)
34 /* Dual MT48LC16M16A2-7E (64 MB) on daughterboard */
35 .data_bits
= SDRAM_DATA_32BIT
,
47 .refresh_period
= (781 * (SDRAMC_BUS_HZ
/ 1000)) / 100000,
49 /* MT48LC2M32B2P-5 (8 MB) on motherboard */
50 #ifdef CONFIG_ATSTK1004
51 .data_bits
= SDRAM_DATA_16BIT
,
53 .data_bits
= SDRAM_DATA_32BIT
,
55 #ifdef CONFIG_ATSTK1000_16MB_SDRAM
56 /* MT48LC4M32B2P-6 (16 MB) on mod'ed motherboard */
71 .refresh_period
= (156 * (SDRAMC_BUS_HZ
/ 1000)) / 10000,
75 int board_early_init_f(void)
77 /* Enable SDRAM in the EBI mux */
78 hmatrix_slave_write(EBI
, SFR
, HMATRIX_BIT(EBI_SDRAM_ENABLE
));
80 portmux_enable_ebi(sdram_config
.data_bits
, 23, 0, PORTMUX_DRIVE_HIGH
);
81 sdram_init(uncached(EBI_SDRAM_BASE
), &sdram_config
);
83 portmux_enable_usart1(PORTMUX_DRIVE_MIN
);
85 #if defined(CONFIG_MACB)
86 portmux_enable_macb0(PORTMUX_MACB_MII
, PORTMUX_DRIVE_LOW
);
87 portmux_enable_macb1(PORTMUX_MACB_MII
, PORTMUX_DRIVE_LOW
);
89 #if defined(CONFIG_MMC)
90 portmux_enable_mmci(0, PORTMUX_MMCI_4BIT
, PORTMUX_DRIVE_LOW
);
96 int board_early_init_r(void)
98 gd
->bd
->bi_phy_id
[0] = 0x10;
99 gd
->bd
->bi_phy_id
[1] = 0x11;
103 #ifdef CONFIG_CMD_NET
104 int board_eth_init(bd_t
*bi
)
106 macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0
, bi
->bi_phy_id
[0]);
107 macb_eth_initialize(1, (void *)ATMEL_BASE_MACB1
, bi
->bi_phy_id
[1]);